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7) 72•5•[37-9•(111-107)] :40​

Răspuns :

Răspuns:

72*5*[37-9*(111-107)]:40=

360*(37-9*4):40=

360*(37-36):40=

360*1:40=

360:40=9

Răspuns:

72×5×[37-9×3]:40=

= 72 ×5×[37-36]:40=

=72×5×1:40

=360:40=

=9

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